84889862 has 4 divisors (see below), whose sum is σ = 127334796. Its totient is φ = 42444930.

The previous prime is 84889813. The next prime is 84889867. The reversal of 84889862 is 26898848.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84889867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21222464 + ... + 21222467.

It is an arithmetic number, because the mean of its divisors is an integer number (31833699).

Almost surely, 2^84889862 is an apocalyptic number.

84889862 is a deficient number, since it is larger than the sum of its proper divisors (42444934).

84889862 is a wasteful number, since it uses less digits than its factorization.

84889862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42444933.

The product of its digits is 1769472, while the sum is 53.

The square root of 84889862 is about 9213.5694494588. The cubic root of 84889862 is about 439.4929800257.

The spelling of 84889862 in words is "eighty-four million, eight hundred eighty-nine thousand, eight hundred sixty-two".